Cat mai repede va rog.
Problema 3
![Cat Mai Repede Va Rog Problema 3 class=](https://ro-static.z-dn.net/files/d83/2bf86eaa3ba9f3f2789e3d53ff43192c.jpg)
Răspuns:
x-lungimea totala a traseului
2/3*x+(2/3*x)-5=x
4/3*x-5=x
4x-15=3x
x=15 Km